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Portolan Capital Management’s SiTime SITM Stock Holding History

Portolan Capital Management’s Portfolio SITM Stock Details SITM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-15,503
Closed -$4.67M – 168
2025
Q3 		$4.67M Buy
+15,503
New +$3.59M 0.25% 97
2023
Q2 		– Sell
-29,433
Closed -$4.19M – 169
2023
Q1 		$4.19M Buy
29,433
+7,183
+32% +$882K 0.4% 82
2022
Q4 		$2.26M Buy
+22,250
New +$2.1M 0.22% 110

Other funds holding SITM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
WRCM
Whale Rock Capital Management Boston, Massachusetts $7.74B AUM 180.85% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Portolan Capital Management's SITM Position: Q4 2025 in Review

Portolan Capital Management sold out of SiTime (SITM) in Q4 2025, closing a stake of 15,503 shares — an estimated $4.67M sold.

Portolan Capital Management first reported a position in SITM in Q4 2022 and held it in 3 quarters. The position peaked at $4.67M in Q3 2025. 394 funds tracked by Wall St. Rank hold SITM as of Q4 2025.

  • Portolan Capital Management reported no remaining SiTime position as of Q4 2025 after selling out during the quarter.
  • Portolan Capital Management sold 15,503 SiTime shares in Q4 2025, an estimated $4.67M.
  • Portolan Capital Management first reported a position in SiTime in Q4 2022 and held it in 3 quarters.
  • Portolan Capital Management's SiTime position peaked at $4.67M in Q3 2025.
  • 394 funds tracked by Wall St. Rank held SiTime as of Q4 2025.

Based on Portolan Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.