JY
CSPI icon

Jeff Yass’s CSP Inc CSPI Stock Holding History

Jeff Yass’s Portfolio CSPI Stock Details CSPI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$233K Buy
+29,304
New +$267K ﹤0.01% 11631
2025
Q3 		– Sell
-57,142
Closed -$739K – 12605
2025
Q2 		$739K Sell
57,142
-114,797
-67% -$1.65M ﹤0.01% 8209
2025
Q1 		$2.64M Buy
171,939
+120,152
+232% +$2.05M ﹤0.01% 4919
2024
Q4 		$832K Buy
+51,787
New +$748K ﹤0.01% 7425

Other funds holding CSPI

VWA
Visionary Wealth Advisors O'fallon, Illinois $2.53B AUM 24.4% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
SAI
Savvy Advisors Inc New York $4.71B AUM 25.36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
IWC
Integrated Wealth Concepts Waltham, Massachusetts $20.5B AUM 24.45% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Jeff Yass's CSPI Position: Q2 2026 in Review

Jeff Yass opened a new position in CSP Inc (CSPI) in Q2 2026: 29,304 shares worth $233K. The stake represents ﹤0.01% of the portfolio and ranks #11631 among its holdings. This is a return to the name: Jeff Yass previously reported a position in CSPI as recently as Q2 2025.

Jeff Yass first reported a position in CSPI in Q4 2024 and has held it in 4 quarters since. The position peaked at $2.64M in Q1 2025. 44 funds tracked by Wall St. Rank hold CSPI as of Q2 2026.

  • Jeff Yass held 29,304 shares of CSP Inc worth $233K as of Q2 2026.
  • CSP Inc was a new Jeff Yass position in Q2 2026.
  • CSP Inc made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #11631 holding.
  • Jeff Yass first reported a position in CSP Inc in Q4 2024 and has held it in 4 quarters since.
  • Jeff Yass's CSP Inc position peaked at $2.64M in Q1 2025.
  • 44 funds tracked by Wall St. Rank held CSP Inc as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.