MarketPeel
Insider Trading Intelligence
PG

Phillip Gross

PRAX
10% OWNER · PRAXIS PRECISION MEDICINES, INC. · CIK 0001403413
FILING MIX · LIFETIME31%/69%
BUYS
45
SELLS
98
TOTAL VALUE
$495.88M
COMPANIES
6
ACTIVE SINCE
Jun 2020
HOLDINGS NOW
53,222,700
AVG SELL PX
$33.96
TRADE KIND
SHOWING 143 / 143
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
138 backtested trades · 8 horizons · 21 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Phillip Gross, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d138+64.49%-0.41%+0.50%-0.91%-1.62%-1.53
14d138+65.94%+1.30%+0.80%+0.50%-2.52%0.60
30d138+74.64%-1.56%+2.11%-3.67%-4.97%-4.15
60d138+77.54%+0.07%+5.05%-4.97%-10.56%-2.56
90d138+78.99%+2.30%+7.10%-4.80%-10.90%-2.15
180d138+83.33%-0.39%+12.22%-12.61%-22.07%-4.08
1y138(10 pending)+68.75%-18.62%+14.27%-32.89%-33.43%-23.68
2y138(11 pending)+65.35%-20.64%+10.31%-30.95%-36.50%-19.35
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
PRAX · 2,331,829 shares · as of Oct 16, 2025
0590,3711,180,7431,771,1142,361,485SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
FLOW · 45 buys / 98 sellsCOVERAGE · 23 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
12,600$90.00$1.13M2,361,485Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
1,363$92.03$125.4K2,359,675Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
250,000$104.31$26.08M2,081,829Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
559$100.11$56.0K2,359,116Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
1,661$130.10$216.1K2,080,168Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
19,198$140.00$2.69M2,060,175Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
487$131.64$64.1K2,079,681Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
308$132.19$40.7K2,079,373Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
447$91.04$40.7K2,361,038Oct 16, 2025Oct 17, 2025View →
PRAX
PRAXIS PRECISION MEDICINES, INC.
PURCHASE
27,287$101.00$2.76M2,331,829Oct 16, 2025Oct 17, 2025View →
SLDB
SOLID BIOSCIENCES INC.
PURCHASE
252,545$7.56$1.91M4,248,084Feb 18, 2025Feb 19, 2025View →
ABEO
ABEONA THERAPEUTICS INC.
PURCHASE
2,948,475$4.07$12.00M2,948,475May 7, 2024May 8, 2024View →
GCMG
GCM GROSVENOR INC.
SALE
39,586$7.34$290.6K4,158,641May 10, 2023May 10, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
75,992$7.35$558.5K4,198,497May 10, 2023May 10, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
18,932$7.71$145.9K4,274,489May 9, 2023May 10, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
24,628$7.69$189.4K4,293,421May 9, 2023May 10, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
70,000$7.82$547.5K4,318,049May 8, 2023May 10, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
87,972$7.56$665.1K4,388,049May 5, 2023May 5, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$8.04$402.0K4,476,021May 3, 2023May 5, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
177,252$7.91$1.40M4,526,021May 3, 2023May 5, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$8.11$405.5K4,703,273Apr 28, 2023Apr 28, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
60,128$8.12$487.9K4,753,273Apr 28, 2023Apr 28, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
49,553$7.95$394.0K4,813,401Apr 27, 2023Apr 28, 2023View →
GCMG
GCM GROSVENOR INC.
SALE
79,832$7.83$625.1K4,862,954Apr 26, 2023Apr 28, 2023View →
GCMG
GCM GROSVENOR INC.
PURCHASE
19,979$10.20$203.7K4,942,786Jun 21, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
2,818$10.15$28.6K4,922,807Jun 18, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
6,562$10.15$66.6K4,919,989Jun 16, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
36,552$10.22$373.4K4,886,385Jun 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
25,000$10.10$252.5K4,911,385Jun 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
2,042$10.00$20.4K4,913,427Jun 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
25,000$10.25$256.2K4,849,833Jun 11, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
15,000$10.45$156.7K4,774,833Jun 11, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
50,000$10.24$512.2K4,824,833Jun 11, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
14,554$10.50$152.8K4,759,833Jun 10, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
7,895$10.55$83.3K4,745,279Jun 9, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
2,585$10.65$27.5K4,737,384Jun 8, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
41,115$10.71$440.3K4,734,799Jun 7, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
25,000$11.25$281.2K4,693,684Jun 4, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
25,000$11.48$286.9K4,668,684Jun 3, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$12.75$637.6K4,643,684May 20, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$12.71$317.6K4,697,105May 19, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$12.56$314.0K4,737,105May 19, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$12.69$190.3K4,722,105May 19, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
3,421$12.71$43.5K4,693,684May 19, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
3,448$12.65$43.6K4,762,105May 18, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
50,000$11.99$599.3K4,765,553May 12, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
889$13.35$11.9K4,715,553May 10, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.40$335.0K4,716,442May 7, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
34,906$13.33$465.4K4,741,442May 6, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
7,990$13.50$107.9K4,776,348May 5, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.02$650.8K4,784,338May 4, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
44,708$13.25$592.6K4,834,338Apr 30, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
900$13.36$12.0K4,879,046Apr 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.31$665.5K4,879,946Apr 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
35,000$13.31$465.8K4,929,946Apr 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$13.14$197.0K4,964,946Apr 28, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
38,400$13.25$508.8K4,979,946Apr 28, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
40,066$13.00$520.9K5,018,346Apr 27, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
102$13.00$1.3K5,058,412Apr 26, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
35,000$12.82$448.6K5,058,514Apr 23, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$12.79$639.7K5,099,074Apr 23, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
5,560$13.02$72.4K5,093,514Apr 23, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
200$12.25$2.5K5,149,074Apr 22, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
200$11.25$2.3K5,149,274Apr 21, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
3,658$12.10$44.3K5,149,074Apr 19, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
440$12.25$5.4K5,152,732Apr 16, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
11,139$12.25$136.5K5,153,172Apr 15, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
24,720$12.26$303.2K5,164,311Apr 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.03$325.9K5,199,031Mar 8, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
10,000$12.96$129.6K5,189,031Mar 8, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
7,481$13.50$101.0K5,224,031Mar 2, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
900$13.31$12.0K5,231,512Feb 24, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.28$332.0K5,232,412Feb 24, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.23$330.8K5,257,412Feb 24, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.29$664.3K5,282,807Feb 23, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
395$13.26$5.2K5,282,412Feb 23, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
21,000$12.75$267.7K5,307,807Feb 22, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
25,000$12.82$320.4K5,332,807Feb 22, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.26$331.5K5,286,807Feb 18, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
3,722$13.40$49.9K5,326,488Feb 17, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
14,681$13.25$194.5K5,311,807Feb 17, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
6,458$13.51$87.2K5,330,210Feb 12, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
434$13.65$5.9K5,336,668Feb 11, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.53$676.3K5,367,299Feb 10, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
20,800$13.60$282.9K5,337,102Feb 10, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
9,397$13.60$127.8K5,357,902Feb 10, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
11,349$13.50$153.2K5,422,692Feb 9, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
5,393$13.50$72.8K5,417,299Feb 9, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
100$13.50$1.4K5,435,655Feb 8, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
1,614$13.40$21.6K5,434,041Feb 8, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
39,313$13.50$530.7K5,439,471Feb 5, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
3,716$13.41$49.8K5,435,755Feb 5, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
1,408$13.51$19.0K5,478,784Feb 2, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
5,449$13.46$73.3K5,481,392Jan 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
1,200$13.25$15.9K5,480,192Jan 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
580$13.50$7.8K5,486,841Jan 29, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.50$675.2K5,487,421Jan 27, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
10,000$13.58$135.8K5,537,421Jan 26, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.51$675.3K5,547,421Jan 26, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
11,588$13.42$155.5K5,597,421Jan 22, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
10,000$13.42$134.2K5,609,009Jan 20, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
2,312$13.50$31.2K5,619,009Jan 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
2,196$13.50$29.6K5,621,321Jan 14, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$13.39$200.8K5,625,717Jan 12, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
2,200$13.50$29.7K5,623,517Jan 12, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
2,913$13.01$37.9K5,640,717Jan 7, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
6,017$13.01$78.3K5,637,804Jan 6, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
130$13.40$1.7K5,643,821Jan 4, 2021Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
10,000$13.27$132.7K5,643,951Dec 31, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$13.68$205.1K5,633,951Dec 22, 2020Jul 13, 2021View →
RPRX
ROYALTY PHARMA PLC
SALE
101,050$44.02$4.45M38,714,280Dec 18, 2020Dec 18, 2020View →
GCMG
GCM GROSVENOR INC.
PURCHASE
29,629$12.25$363.0K5,648,951Dec 17, 2020Jul 13, 2021View →
RPRX
ROYALTY PHARMA PLC
SALE
7,200,000$43.92$316.22M38,815,330Dec 17, 2020Dec 18, 2020View →
GCMG
GCM GROSVENOR INC.
PURCHASE
1,750$11.75$20.6K5,619,322Dec 16, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
50,000$12.23$611.5K5,617,572Dec 16, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
300$12.75$3.8K5,567,572Dec 15, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$14.03$210.4K5,567,272Dec 14, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
10,300$15.03$154.8K5,590,652Dec 11, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
8,380$14.66$122.8K5,582,272Dec 11, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
7,121$14.17$100.9K5,620,334Dec 10, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
50,000$14.02$701.0K5,652,455Dec 10, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.87$346.7K5,627,455Dec 10, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
19,382$14.10$273.3K5,600,952Dec 10, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.51$337.7K5,767,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.79$344.7K5,742,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
15,000$13.88$208.2K5,702,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.79$344.8K5,717,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.50$337.6K5,841,412Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
50,000$13.51$675.6K5,866,412Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
25,000$13.53$338.2K5,792,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
23,957$14.02$335.8K5,817,455Dec 9, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
10,218$12.53$128.0K5,916,412Dec 8, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
SALE
29,768$12.56$373.9K5,926,630Dec 8, 2020Jul 13, 2021View →
AMCI
AMC ROBOTICS CORP
SALE
268,465$12.18$3.27M781,535Dec 3, 2020Dec 3, 2020View →
AMCI
AMC ROBOTICS CORP
SALE
300,000$11.67$3.50M1,050,000Dec 2, 2020Dec 3, 2020View →
GCMG
GCM GROSVENOR INC.
PURCHASE
100$9.00$9005,956,398Dec 1, 2020Jul 13, 2021View →
AMCI
AMC ROBOTICS CORP
SALE
450,000$12.26$5.52M1,350,000Dec 1, 2020Dec 3, 2020View →
GCMG
GCM GROSVENOR INC.
PURCHASE
10,000$9.47$94.7K5,956,298Nov 30, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
7,688$9.50$73.0K5,946,298Nov 25, 2020Jul 13, 2021View →
GCMG
GCM GROSVENOR INC.
PURCHASE
100$9.31$9315,938,610Nov 20, 2020Jul 13, 2021View →
RPRX
ROYALTY PHARMA PLC
SALE
4,637,046335,513Jun 18, 2020Jun 22, 2020View →
RPRX
ROYALTY PHARMA PLC
PURCHASE
43,015,33043,015,330Jun 18, 2020Jun 22, 2020View →
RPRX
ROYALTY PHARMA PLC
PURCHASE
3,000,000$28.00$84.00M46,015,330Jun 18, 2020Jun 22, 2020View →
Other insiders · PRAX
Loading peer insiders…
About this filer
CIK 0001403413
ROLE
10% Owner
PRIMARY
PRAX
COMPANIES
6
ACTIVE SINCE
Jun 2020
MARKETPEEL · /INSIDER/0001403413DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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