Insider · CIK 0001716232

BARBOUR D. SCOTT

Reports to the SEC for 2 companies · INDIANAPOLIS, IN

sec.gov

Transactions

Companies

Filings

CIK

0001716232

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-31	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+3 sh	—	—	6
2026-08-20	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−2,000 sh	—	—	51,652
2026-06-12	WMSADVANCED DRAINAGE SYSTEMS, INC.J Other	Director, See Remarks	JOther	−511 sh	$135.72	−$69.4K	0
2026-06-12	WMSADVANCED DRAINAGE SYSTEMS, INC.J Other	Director, See Remarks	JOther	+511 sh	$135.72	+$69.4K	53,652
2026-05-29	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+3 sh	—	—	3
2026-05-26	WMSADVANCED DRAINAGE SYSTEMS, INC.A Award	Director, See Remarks	AAward	+9,036 sh	—	—	77,268
2026-05-26	WMSADVANCED DRAINAGE SYSTEMS, INC. · Option to Purchase Common StockA Award	Director, See Remarks	AAward	+20.1K sh	—	—	20,124
2026-05-22	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−1,898 sh	$133.00	−$252K	68,232
2026-05-20	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−1,130 sh	$136.83	−$155K	40,803
2026-05-20	WMSADVANCED DRAINAGE SYSTEMS, INC.A Award	Director, See Remarks	AAward	+29.3K sh	—	—	70,130
2026-05-19	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−934 sh	$131.59	−$123K	41,933
2026-05-07	ALSNAllison Transmission Holdings Inc · Restricted Stock UnitsA Award	Director	AAward	+1,503 sh	—	—	1,503
2026-05-06	ALSNAllison Transmission Holdings IncA Award	Director	AAward	+92 sh	—	—	11,695
2026-05-06	ALSNAllison Transmission Holdings IncM Exercise/Conversion	Director	MExercise/Conversion	+1,586 sh	—	—	13,281
2026-05-06	ALSNAllison Transmission Holdings Inc · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−1,570 sh	—	—	0
2026-05-06	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsM Exercise/Conversion	Director	MExercise/Conversion	−16 sh	—	—	0
2026-03-20	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+4 sh	—	—	16
2026-03-13	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−7,150 sh	—	—	53,141
2026-03-13	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	+7,150 sh	—	—	109,955
2026-03-04	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−511 sh	—	—	0
2026-03-04	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	+511 sh	—	—	511
2026-02-06	ALSNAllison Transmission Holdings IncA Award	Director	AAward	+102 sh	—	—	11,603
2025-12-05	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+4 sh	—	—	12
2025-11-25	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−1,800 sh	—	—	41,067
2025-11-25	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−14.5K sh	—	—	11,867
2025-11-25	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	+14.5K sh	—	—	83,991
2025-11-25	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	−46.5K sh	—	—	37,491
2025-11-25	WMSADVANCED DRAINAGE SYSTEMS, INC.G Gift	Director, See Remarks	GGift	+46.5K sh	—	—	46,500
2025-11-12	WMSADVANCED DRAINAGE SYSTEMS, INC.M Exercise/Conversion	Director, See Remarks	MExercise/Conversion	+80K sh	$25.75	+$2.06M	122,897
2025-11-12	WMSADVANCED DRAINAGE SYSTEMS, INC.S Sale	Director, See Remarks	SSale	−4,538 sh	$148.01	−$672K	118,359
2025-11-12	WMSADVANCED DRAINAGE SYSTEMS, INC.S Sale	Director, See Remarks	SSale	−73.5K sh	$148.96	−$10.9M	44,897
2025-11-12	WMSADVANCED DRAINAGE SYSTEMS, INC.S Sale	Director, See Remarks	SSale	−2,030 sh	$150.66	−$306K	42,867
2025-11-12	WMSADVANCED DRAINAGE SYSTEMS, INC. · Option to Purchase Common StockM Exercise/Conversion	Director, See Remarks	MExercise/Conversion	−80K sh	—	—	0
2025-11-07	ALSNAllison Transmission Holdings IncA Award	Director	AAward	+144 sh	—	—	11,501
2025-08-29	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+4 sh	—	—	8
2025-08-07	ALSNAllison Transmission Holdings IncA Award	Director	AAward	+135 sh	—	—	11,357
2025-05-30	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsA Award	Director	AAward	+4 sh	—	—	4
2025-05-22	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−1,930 sh	$111.00	−$214K	42,867
2025-05-20	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−1,149 sh	$118.39	−$136K	44,797
2025-05-19	WMSADVANCED DRAINAGE SYSTEMS, INC.A Award	Director, See Remarks	AAward	+9,457 sh	—	—	47,545
2025-05-19	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−1,599 sh	$121.86	−$195K	45,946
2025-05-19	WMSADVANCED DRAINAGE SYSTEMS, INC. · Option to Purchase Common StockA Award	Director, See Remarks	AAward	+20.2K sh	—	—	20,165
2025-05-14	WMSADVANCED DRAINAGE SYSTEMS, INC.A Award	Director, See Remarks	AAward	+31.5K sh	—	—	51,156
2025-05-14	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−12.9K sh	$121.68	−$1.57M	38,289
2025-05-14	WMSADVANCED DRAINAGE SYSTEMS, INC.F Tax Payment	Director, See Remarks	FTax Payment	−201 sh	$121.68	−$24.5K	38,088
2025-05-08	ALSNAllison Transmission Holdings Inc · Restricted Stock UnitsA Award	Director	AAward	+1,570 sh	—	—	1,570
2025-05-07	ALSNAllison Transmission Holdings IncA Award	Director	AAward	+122 sh	—	—	9,185
2025-05-07	ALSNAllison Transmission Holdings IncM Exercise/Conversion	Director	MExercise/Conversion	+2,037 sh	—	—	11,222
2025-05-07	ALSNAllison Transmission Holdings Inc · Restricted Stock UnitsM Exercise/Conversion	Director	MExercise/Conversion	−2,017 sh	—	—	0
2025-05-07	ALSNAllison Transmission Holdings Inc · Dividend Equivalent RightsM Exercise/Conversion	Director	MExercise/Conversion	−20 sh	—	—	0

Recent filings

Accepted (ET)
Sep 24
BARBOUR D. SCOTT0001193125-26-380145
SEC(opens sec.gov)
Aug 244
BARBOUR D. SCOTT0001193125-26-363586
SEC(opens sec.gov)
Jun 174
BARBOUR D. SCOTT0001193125-26-274420
SEC(opens sec.gov)
Jun 24
BARBOUR D. SCOTT0001716232-26-000003
SEC(opens sec.gov)
May 284
BARBOUR D. SCOTT0001193125-26-245187
SEC(opens sec.gov)
May 274
BARBOUR D. SCOTT0001193125-26-241876
SEC(opens sec.gov)
May 214
BARBOUR D. SCOTT0001193125-26-235024
SEC(opens sec.gov)
May 84
BARBOUR D. SCOTT0001193125-26-214564
SEC(opens sec.gov)
Mar 244
BARBOUR D. SCOTT0001193125-26-121746
SEC(opens sec.gov)
Mar 174
BARBOUR D. SCOTT0001193125-26-110740
SEC(opens sec.gov)
Mar 64
BARBOUR D. SCOTT0001193125-26-097013
SEC(opens sec.gov)

Companies

Address

C/O ALLISON TRANSMISSION HOLDINGS, INC. ONE ALLISON WAY

INDIANAPOLIS, IN, 46222