Dark Forest Capital Management’s Protolabs PRLB Stock Holding History

Dark Forest Capital Management’s Portfolio PRLB Stock Details PRLB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$692K	Sell	8,490 -5,758	-40%	-$405K	0.04%	582
2026 Q1	$812K	Sell	14,248 -1,695	-11%	-$98.4K	0.07%	427
2025 Q4	$807K	Sell	15,943 -30,261	-65%	-$1.55M	0.04%	707
2025 Q3	$2.31M	Buy	46,204 +7,304	+19%	+$335K	0.09%	413
2025 Q2	$1.56M	Sell	38,900 -11,281	-22%	-$420K	0.06%	556
2025 Q1	$1.76M	Buy	50,181 +38,712	+338%	+$1.53M	0.08%	433
2024 Q4	$448K	Buy	+11,469	New	+$412K	0.07%	487
2022 Q1	–	Sell	-705	Closed	-$36K	–	1663
2021 Q4	$36K	Buy	+705	New	+$41.6K	0.01%	509

Other funds holding PRLB

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

DGI

Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 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

ACM

American Capital Management New York $2.23B AUM 28.03% 1-Year Est. Return

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

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Prudential Financial Newark, New Jersey $91.8B AUM 38.24% 1-Year Est. Return

Dark Forest Capital Management's PRLB Position: Q2 2026 in Review

Dark Forest Capital Management reduced its Protolabs (PRLB) stake by 40% in Q2 2026, selling an estimated $405K and leaving 8,490 shares worth $692K. The position accounts for 0.04% of the portfolio, ranked #582.

Dark Forest Capital Management first reported a position in PRLB in Q4 2021 and has held it in 8 quarters since. The position peaked at $2.31M in Q3 2025. 277 funds tracked by Wall St. Rank hold PRLB as of Q2 2026.

Dark Forest Capital Management held 8,490 shares of Protolabs worth $692K as of Q2 2026.
Dark Forest Capital Management sold 5,758 Protolabs shares in Q2 2026, an estimated $405K.
Protolabs made up 0.04% of Dark Forest Capital Management's portfolio in Q2 2026, its #582 holding.
Dark Forest Capital Management first reported a position in Protolabs in Q4 2021 and has held it in 8 quarters since.
Dark Forest Capital Management's Protolabs position peaked at $2.31M in Q3 2025.
277 funds tracked by Wall St. Rank held Protolabs as of Q2 2026.

Based on Dark Forest Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.