RBF Capital’s Protolabs PRLB Stock Holding History

RBF Capital’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	$815K	Hold	10,000	–	–	0.03%	333
2026 Q1	$570K	Hold	10,000	–	–	0.03%	356
2025 Q4	$506K	Hold	10,000	–	–	0.02%	400
2025 Q3	$500K	Hold	10,000	–	–	0.02%	405
2025 Q2	$400K	Hold	10,000	–	–	0.02%	450
2025 Q1	$350K	Hold	10,000	–	–	0.02%	440
2024 Q4	$391K	Sell	10,000 -2,480	-20%	-$89.1K	0.02%	432
2024 Q3	$367K	Hold	12,480	–	–	0.02%	473
2024 Q2	$386K	Hold	12,480	–	–	0.02%	436
2024 Q1	$446K	Hold	12,480	–	–	0.02%	416
2023 Q4	$486K	Buy	+12,480	New	+$404K	0.03%	389

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

RBF Capital's PRLB Position: Q2 2026 in Review

RBF Capital held its Protolabs (PRLB) position steady in Q2 2026 at 10,000 shares worth $815K. The position accounts for 0.03% of the portfolio, ranked #333.

RBF Capital first reported a position in PRLB in Q4 2023 and has held it in 11 quarters since. 277 funds tracked by Wall St. Rank hold PRLB as of Q2 2026.

RBF Capital held 10,000 shares of Protolabs worth $815K as of Q2 2026.
RBF Capital left its Protolabs share count unchanged in Q2 2026.
Protolabs made up 0.03% of RBF Capital's portfolio in Q2 2026, its #333 holding.
RBF Capital first reported a position in Protolabs in Q4 2023 and has held it in 11 quarters since.
277 funds tracked by Wall St. Rank held Protolabs as of Q2 2026.

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