Headlands Technologies’s Ambarella AMBA Stock Holding History

Headlands Technologies’s Portfolio AMBA Stock Details AMBA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-5,831	Closed	-$300K	–	712
2026 Q1	$300K	Sell	5,831 -10,506	-64%	-$655K	0.03%	497
2025 Q4	$1.16M	Sell	16,337 -50	-0.3%	-$4.04K	0.1%	242
2025 Q3	$1.35M	Buy	+16,387	New	+$1.19M	0.11%	193
2025 Q2	–	Sell	-7,193	Closed	-$362K	–	1163
2025 Q1	$362K	Buy	+7,193	New	+$492K	0.04%	340
2024 Q4	–	Sell	-10,142	Closed	-$572K	–	1176
2024 Q3	$572K	Sell	10,142 -5,317	-34%	-$283K	0.07%	319
2024 Q2	$834K	Buy	15,459 +4,300	+39%	+$214K	0.09%	195
2024 Q1	$567K	Buy	+11,159	New	+$609K	0.14%	175
2023 Q4	–	Sell	-1,912	Closed	-$101K	–	941
2023 Q3	$101K	Buy	+1,912	New	+$134K	0.05%	294

Other funds holding AMBA

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return

Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

MMH

Menora Mivtachim Holdings Ramat Gan, Israel $25.6B AUM 50.04% 1-Year Est. Return

SIMG

Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return

Headlands Technologies's AMBA Position: Q2 2026 in Review

Headlands Technologies sold out of Ambarella (AMBA) in Q2 2026, closing a stake of 5,831 shares — an estimated $300K sold.

Headlands Technologies first reported a position in AMBA in Q3 2023 and held it in 8 quarters. The position peaked at $1.35M in Q3 2025. 341 funds tracked by Wall St. Rank hold AMBA as of Q2 2026.

Headlands Technologies reported no remaining Ambarella position as of Q2 2026 after selling out during the quarter.
Headlands Technologies sold 5,831 Ambarella shares in Q2 2026, an estimated $300K.
Headlands Technologies first reported a position in Ambarella in Q3 2023 and held it in 8 quarters.
Headlands Technologies's Ambarella position peaked at $1.35M in Q3 2025.
341 funds tracked by Wall St. Rank held Ambarella as of Q2 2026.

Based on Headlands Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.