MarketPeel
WC

William M. Cook

MATV
DIRECTOR · MATIV HOLDINGS, INC. · CIK 0001226577
FILING MIX · LIFETIME85%/15%
BUYS
66
SELLS
12
TOTAL VALUE
$2.15M
COMPANIES
4
ACTIVE SINCE
Feb 2020
HOLDINGS NOW
127,171
AVG SELL PX
$171.62
TRADE KIND
SHOWING 78 / 78
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
10 backtested trades · 8 horizons · 2 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by William M. Cook, 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
7d10+40.00%+1.95%-0.34%+2.29%+1.75%
14d10+50.00%+1.26%-0.26%+1.52%-0.57%
30d10+70.00%+2.07%+0.90%+1.17%+0.45%
60d10+50.00%+4.92%+2.42%+2.51%+1.40%
90d10+60.00%+15.77%+4.91%+10.86%-1.13%
180d10+50.00%+9.62%+7.25%+2.37%-1.58%
1y10+60.00%+14.29%+17.24%-7.77%-4.60%
2y10(2 pending)+50.00%+0.77%+38.72%-37.95%-32.34%
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
MATV · 59,098 shares · as of Jul 1, 2026
020,13540,27060,40480,5392023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
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
2026
FLOW · 66 buys / 12 sellsCOVERAGE · 27 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
96860,724Jul 1, 2026Jul 6, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
19,81580,539Jul 1, 2026Jul 6, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
65859,756Jul 1, 2026Jul 6, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,07559,098Jul 1, 2026Jul 6, 2026View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
5,8320Mar 4, 2026Mar 5, 2026View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
5,83243,959Mar 4, 2026Mar 5, 2026View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
6,3136,313Mar 3, 2026Mar 5, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
306$12.49$3.8K57,230Jan 1, 2026Jan 5, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
793$11.82$9.4K58,023Jan 1, 2026Jan 5, 2026View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
439$12.57$5.5K55,653Oct 1, 2025Oct 3, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,271$11.31$14.4K56,924Oct 1, 2025Oct 3, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
2,108$6.82$14.4K55,214Jul 1, 2025Oct 3, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
18,328$6.82$125.0K52,491Jul 1, 2025Jul 2, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
615$5.55$3.4K53,106Jul 1, 2025Jul 2, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASE
5,000$5.84$29.2K26,436May 29, 2025Jun 2, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
5,008$6.24$31.2K31,622Apr 1, 2025Apr 3, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
438$6.07$2.7K34,163Apr 1, 2025Apr 3, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
2,103$6.24$13.1K33,725Apr 1, 2025Apr 3, 2025View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
5,8325,832Mar 4, 2025Mar 6, 2025View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
6,1570Feb 28, 2025Mar 4, 2025View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
6,15738,127Feb 28, 2025Mar 4, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
171$13.15$2.2K26,614Jan 3, 2025Jan 7, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,060$10.90$11.6K26,443Jan 3, 2025Jan 7, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
2,866$10.90$31.2K25,383Jan 3, 2025Jan 7, 2025View →
MATV
MATIV HOLDINGS, INC.
PURCHASE
2,500$12.45$31.1K21,436Nov 15, 2024Nov 15, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,839$16.99$31.2K20,798Oct 1, 2024Oct 3, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,617$16.99$27.5K22,415Oct 1, 2024Oct 3, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
102$18.56$1.9K22,517Oct 1, 2024Oct 3, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,400$16.96$23.7K17,475Jul 1, 2024Jul 2, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,399$16.96$23.7K18,874Jul 1, 2024Jul 2, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
85$18.72$1.6K18,959Jul 1, 2024Jul 2, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,266$18.75$23.7K14,867Apr 1, 2024Apr 3, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
75$18.00$1.4K16,075Apr 1, 2024Apr 3, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,133$18.75$21.2K16,000Apr 1, 2024Apr 3, 2024View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
6,1576,157Feb 28, 2024Mar 1, 2024View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
6,71131,970Feb 28, 2024Mar 1, 2024View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
6,7110Feb 28, 2024Mar 1, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,387$15.31$21.2K13,314Jan 2, 2024Jan 4, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
287$15.96$4.6K13,601Jan 2, 2024Jan 4, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,551$15.31$23.7K11,927Jan 2, 2024Jan 4, 2024View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,665$14.26$23.7K8,887Oct 1, 2023Oct 3, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,489$14.26$21.2K10,376Oct 1, 2023Oct 3, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASE
1,500$15.52$23.3K18,936Sep 15, 2023Sep 18, 2023View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
1,500$26.81$40.2K6,000Sep 12, 2023Sep 14, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,106$21.47$23.7K3,258Apr 1, 2023Apr 5, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
989$21.47$21.2K4,247Apr 1, 2023Apr 5, 2023View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
2,500$29.55$73.9K4,500Mar 14, 2023Mar 15, 2023View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
6,7116,711Feb 28, 2023Mar 2, 2023View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
6,93925,259Feb 15, 2023Feb 17, 2023View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
6,9390Feb 15, 2023Feb 17, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,016$20.90$21.2K16,686Jan 1, 2023Jan 4, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,136$20.90$23.7K15,670Jan 1, 2023Jan 4, 2023View →
MATV
MATIV HOLDINGS, INC.
PURCHASE
1,500$29.09$43.6K17,534Nov 14, 2022Nov 16, 2022View →
MATV
MATIV HOLDINGS, INC.
PURCHASEGRANT
Stock grant
1,189$22.08$26.3K16,034Oct 3, 2022Oct 5, 2022View →
MATV
MATIV HOLDINGS, INC.
PURCHASE
1,500$24.93$37.4K14,845Sep 19, 2022Sep 20, 2022View →
NP
NEPTUNE INSURANCE HOLDINGS INC.
SALE
9,1310Jul 6, 2022Jul 29, 2022View →
IEX
IDEX CORP /DE/
PURCHASEGRANT
Stock grant
1,09524,114May 6, 2022May 10, 2022View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
2,000$24.64$49.3K20,320Mar 4, 2022Mar 7, 2022View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
7,20818,320Mar 3, 2022Mar 7, 2022View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
7,2080Mar 3, 2022Mar 7, 2022View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
6,9396,939Feb 15, 2022Feb 17, 2022View →
IEX
IDEX CORP /DE/
SALE
3,5300Nov 1, 2021Nov 2, 2021View →
IEX
IDEX CORP /DE/
PURCHASE
3,530$42.86$151.3K23,698Nov 1, 2021Nov 2, 2021View →
IEX
IDEX CORP /DE/
SALE
679$223.03$151.4K23,019Nov 1, 2021Nov 2, 2021View →
NP
NEPTUNE INSURANCE HOLDINGS INC.
PURCHASEGRANT
Stock grant
1,850$54.06$100.0K10,631May 20, 2021May 21, 2021View →
IEX
IDEX CORP /DE/
PURCHASEGRANT
Stock grant
89520,168May 12, 2021May 14, 2021View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
7,2087,208Mar 3, 2021Mar 5, 2021View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
6,7270Feb 19, 2021Feb 23, 2021View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
6,72711,112Feb 19, 2021Feb 23, 2021View →
NP
NEPTUNE INSURANCE HOLDINGS INC.
PURCHASE
1,000$44.68$44.7K8,781Aug 26, 2020Aug 27, 2020View →
AXTA
AXALTA COATING SYSTEMS LTD.
SALE
4,3850May 30, 2020Jun 15, 2020View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASE
4,3854,385May 30, 2020Jun 15, 2020View →
IEX
IDEX CORP /DE/
PURCHASE
3,190$40.89$130.4K22,463May 28, 2020May 28, 2020View →
IEX
IDEX CORP /DE/
SALE
3,190$160.68$512.6K19,273May 28, 2020May 28, 2020View →
IEX
IDEX CORP /DE/
SALE
3,1906,605May 28, 2020May 28, 2020View →
NP
NEPTUNE INSURANCE HOLDINGS INC.
PURCHASEGRANT
Stock grant
2,016$49.60$100.0K7,781May 21, 2020May 22, 2020View →
IEX
IDEX CORP /DE/
PURCHASEGRANT
Stock grant
1,04519,273May 7, 2020May 11, 2020View →
AXTA
AXALTA COATING SYSTEMS LTD.
PURCHASEGRANT
Stock grant
6,7276,727Feb 19, 2020Feb 21, 2020View →
Other insiders · MATV
Loading peer insiders…
About this filer
CIK 0001226577
ROLE
Director
PRIMARY
MATV
COMPANIES
4
ACTIVE SINCE
Feb 2020
MARKETPEEL · /INSIDER/0001226577DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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