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Alexander J. Denner

IRWD
DIRECTOR · IRONWOOD PHARMACEUTICALS INC · CIK 0001361754
FILING MIX · LIFETIME87%/13%
BUYS
55
SELLS
8
TOTAL VALUE
$131.01M
COMPANIES
4
ACTIVE SINCE
Jun 2020
HOLDINGS NOW
5,997,659
AVG SELL PX
$3.42
TRADE KIND
SHOWING 63 / 63
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
25 backtested trades · 8 horizons · 9 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Alexander J. Denner, 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
7d25+80.00%+1.99%+0.19%+1.80%+1.99%
14d25+72.00%+3.03%+0.84%+2.19%+1.00%
30d25+40.00%+2.34%+2.57%-0.23%-5.10%
60d25+64.00%+1.80%+6.94%-5.14%-1.57%
90d25+68.00%+4.29%+6.99%-2.71%-1.11%
180d25(2 pending)+86.96%+10.50%+12.56%-2.06%+3.35%
1y25(2 pending)+86.96%+9.92%+20.33%-10.41%-3.91%
2y25(5 pending)+100.00%+20.12%+25.23%-5.12%+2.52%
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
IRWD · 323,855 shares · as of Jun 16, 2026
04,097,5008,195,00012,292,50016,390,000202120222023202420252026SHARES 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
2026
2026
FLOW · 55 buys / 8 sellsCOVERAGE · 25 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
63,481323,855Jun 16, 2026Jun 17, 2026View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
4,065260,374Jun 15, 2026Jun 17, 2026View →
IRWD
IRONWOOD PHARMACEUTICALS INC
SALE
5,800$3.31$19.2K9,188,635Mar 17, 2026Mar 17, 2026View →
IRWD
IRONWOOD PHARMACEUTICALS INC
SALE
6,725,000$3.05$20.51M9,194,435Mar 17, 2026Mar 17, 2026View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
4,451256,309Mar 13, 2026Mar 17, 2026View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
4,178251,858Dec 15, 2025Dec 17, 2025View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
11,718247,680Sep 15, 2025Sep 17, 2025View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
24,193235,962Jun 13, 2025Jun 17, 2025View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
45,000211,769Jun 10, 2025Jun 12, 2025View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
10,416166,769Apr 2, 2025Apr 4, 2025View →
INVA
INNOVIVA, INC.
SALE
1,196,746$17.52$20.96M5,658,705Mar 6, 2025Mar 6, 2025View →
INVA
INNOVIVA, INC.
SALE
270,374$17.63$4.77M6,855,451Mar 5, 2025Mar 6, 2025View →
INVA
INNOVIVA, INC.
SALE
151,175$17.63$2.67M7,125,825Mar 4, 2025Mar 6, 2025View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
4,249156,353Dec 16, 2024Dec 18, 2024View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
3,282152,104Sep 16, 2024Sep 18, 2024View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
24,311148,822Jun 18, 2024Jun 21, 2024View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
2,572124,511Jun 15, 2024Jun 18, 2024View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,662121,939Mar 15, 2024Mar 19, 2024View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,347120,277Dec 15, 2023Dec 19, 2023View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,798118,930Sep 15, 2023Sep 19, 2023View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
22,350117,132Jun 20, 2023Jun 22, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
62,000$13.13$814.2K7,277,000Jun 15, 2023Jun 20, 2023View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,35994,782Jun 15, 2023Jun 20, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
8,000$13.05$104.4K7,215,000Jun 6, 2023Jun 7, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
7,000$13.04$91.3K7,207,000Jun 5, 2023Jun 7, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
120,000$13.01$1.56M7,200,000May 30, 2023May 30, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
30,000$13.12$393.7K7,080,000May 26, 2023May 30, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
50,000$13.09$654.3K7,050,000May 25, 2023May 30, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
36,000$13.48$485.1K7,000,000May 19, 2023May 19, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
10,000$13.05$130.5K6,964,000May 18, 2023May 19, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
10,000$13.05$130.5K6,964,000May 18, 2023May 19, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
50,000$13.07$653.7K6,954,000May 17, 2023May 19, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
50,000$13.07$653.7K6,954,000May 17, 2023May 19, 2023View →
INVA
INNOVIVA, INC.
PURCHASE
290,000$12.34$3.58M6,904,000May 11, 2023May 15, 2023View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,43893,423Mar 15, 2023Mar 17, 2023View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,24491,985Dec 15, 2022Dec 19, 2022View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,37490,741Sep 15, 2022Sep 19, 2022View →
BIIB
BIOGEN INC.
PURCHASEGRANT
Stock grant
1,37015,099Jun 15, 2022Jun 17, 2022View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,22289,367Jun 15, 2022Jun 17, 2022View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
21,57188,145Jun 1, 2022Jun 3, 2022View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,15266,574Mar 15, 2022Mar 17, 2022View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,21165,422Dec 15, 2021Dec 17, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,13764,211Sep 15, 2021Sep 17, 2021View →
BIIB
BIOGEN INC.
PURCHASEGRANT
Stock grant
77513,729Jul 1, 2021Jul 2, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,22963,074Jun 15, 2021Jun 16, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
22,76661,845Jun 2, 2021Jun 4, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
1,23539,079Mar 15, 2021Mar 17, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
75,000$10.54$790.5K16,390,000Mar 10, 2021Mar 10, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
150,000$10.30$1.54M16,315,000Mar 8, 2021Mar 10, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
175,000$10.01$1.75M16,165,000Mar 5, 2021Mar 5, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
250,000$10.00$2.50M15,990,000Mar 4, 2021Mar 5, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
350,000$10.02$3.51M15,740,000Mar 3, 2021Mar 5, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
500,000$9.56$4.78M15,390,000Mar 2, 2021Mar 2, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
344,900$9.60$3.31M14,890,000Mar 1, 2021Mar 2, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASE
505,100$9.20$4.65M14,545,100Feb 26, 2021Mar 2, 2021View →
ITRM
ITERUM THERAPEUTICS PLC
SALE
10,619,949$2.27$24.11M0Feb 12, 2021Feb 12, 2021View →
ITRM
ITERUM THERAPEUTICS PLC
SALE
15,000,0000Feb 11, 2021Feb 12, 2021View →
ITRM
ITERUM THERAPEUTICS PLC
SALE
10,000,000$2.59$25.90M10,619,949Feb 11, 2021Feb 12, 2021View →
ITRM
ITERUM THERAPEUTICS PLC
PURCHASE
20,619,94920,616,949Feb 11, 2021Feb 12, 2021View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
66137,844Dec 15, 2020Dec 17, 2020View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
24,92537,183Nov 9, 2020Nov 9, 2020View →
IRWD
IRONWOOD PHARMACEUTICALS INC
PURCHASEGRANT
Stock grant
12,25812,258Nov 9, 2020Nov 9, 2020View →
BIIB
BIOGEN INC.
PURCHASEGRANT
Stock grant
89012,954Jun 3, 2020Jun 5, 2020View →
Other insiders · IRWD
Loading peer insiders…
About this filer
CIK 0001361754
ROLE
Director
PRIMARY
IRWD
COMPANIES
4
ACTIVE SINCE
Jun 2020
MARKETPEEL · /INSIDER/0001361754DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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