Jane Street
CPNS

Jane Street’s Calamos Nasdaq-100 Structured Alt Protection ETF - September CPNS Stock Holding History

Jane Street’s Portfolio CPNS Stock Details CPNS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-11,446
Closed -$308K – 12694
2025
Q3 		$308K Buy
+11,446
New +$305K ﹤0.01% 8849
2024
Q4 		– Sell
-42,769
Closed -$1.07M – 10844
2024
Q3 		$1.07M Buy
+42,769
New +$1.06M ﹤0.01% 5755

Other funds holding CPNS

OL
Owen LaRue Elizabethtown, Kentucky $288M AUM 29.4% 1-Year Est. Return
CWM
Calamos Wealth Management Naperville, Illinois $3.31B AUM 32.95% 1-Year Est. Return
JSA
Jim Saulnier & Associates Fort Collins, Colorado $249M AUM 12.24% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return
HI
Harbour Investments Madison, Wisconsin $7.43B AUM 24.49% 1-Year Est. Return
OMC
Old Mission Capital Chicago, Illinois $6.31B AUM 20.77% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
CF
Centaurus Financial Anaheim, California $2.59B AUM 31.63% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
CAL
Capital Analysts LLC Fort Washington, Pennsylvania $4.34B AUM 17.55% 1-Year Est. Return

Jane Street's CPNS Position: Q4 2025 in Review

Jane Street sold out of Calamos Nasdaq-100 Structured Alt Protection ETF - September (CPNS) in Q4 2025, closing a stake of 11,446 shares — an estimated $308K sold.

Jane Street first reported a position in CPNS in Q3 2024 and held it in 2 quarters. The position peaked at $1.07M in Q3 2024. 24 funds tracked by Wall St. Rank hold CPNS as of Q4 2025.

  • Jane Street reported no remaining Calamos Nasdaq-100 Structured Alt Protection ETF - September position as of Q4 2025 after selling out during the quarter.
  • Jane Street sold 11,446 Calamos Nasdaq-100 Structured Alt Protection ETF - September shares in Q4 2025, an estimated $308K.
  • Jane Street first reported a position in Calamos Nasdaq-100 Structured Alt Protection ETF - September in Q3 2024 and held it in 2 quarters.
  • Jane Street's Calamos Nasdaq-100 Structured Alt Protection ETF - September position peaked at $1.07M in Q3 2024.
  • 24 funds tracked by Wall St. Rank held Calamos Nasdaq-100 Structured Alt Protection ETF - September as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.