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PDT Partners’s Amplitude AMPL Stock Holding History

PDT Partners’s Portfolio AMPL Stock Details AMPL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-66,964
Closed -$457K – 495
2026
Q1 		$457K Sell
66,964
-52,265
-44% -$431K 0.03% 423
2025
Q4 		$1.38M Sell
119,229
-36,055
-23% -$379K 0.09% 301
2025
Q3 		$1.66M Sell
155,284
-122,148
-44% -$1.45M 0.11% 288
2025
Q2 		$3.44M Buy
277,432
+151,792
+121% +$1.64M 0.19% 185
2025
Q1 		$1.28M Buy
125,640
+26,400
+27% +$312K 0.09% 347
2024
Q4 		$1.05M Hold
99,240
– – 0.09% 327
2024
Q3 		$890K Buy
99,240
+13,563
+16% +$116K 0.08% 389
2024
Q2 		$763K Buy
85,677
+17,678
+26% +$166K 0.07% 395
2024
Q1 		$740K Buy
67,999
+7,325
+12% +$89.9K 0.07% 386
2023
Q4 		$772K Sell
60,674
-25,448
-30% -$282K 0.09% 333
2023
Q3 		$996K Buy
86,122
+12,354
+17% +$143K 0.13% 282
2023
Q2 		$811K Buy
73,768
+74
+0.1% +$798 0.11% 299
2023
Q1 		$917K Buy
73,694
+627
+0.9% +$8.33K 0.12% 282
2022
Q4 		$883K Buy
73,067
+49,217
+206% +$697K 0.14% 258
2022
Q3 		$369K Buy
+23,850
New +$382K 0.06% 525

Other funds holding AMPL

Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SUT
SC US (TTGP) Menlo Park, California $31.9B AUM 28.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
TI
Trigran Investments Northbrook, Illinois $545M AUM 56.2% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

PDT Partners's AMPL Position: Q2 2026 in Review

PDT Partners sold out of Amplitude (AMPL) in Q2 2026, closing a stake of 66,964 shares — an estimated $457K sold.

PDT Partners first reported a position in AMPL in Q3 2022 and held it in 15 quarters. The position peaked at $3.44M in Q2 2025. 202 funds tracked by Wall St. Rank hold AMPL as of Q2 2026.

  • PDT Partners reported no remaining Amplitude position as of Q2 2026 after selling out during the quarter.
  • PDT Partners sold 66,964 Amplitude shares in Q2 2026, an estimated $457K.
  • PDT Partners first reported a position in Amplitude in Q3 2022 and held it in 15 quarters.
  • PDT Partners's Amplitude position peaked at $3.44M in Q2 2025.
  • 202 funds tracked by Wall St. Rank held Amplitude as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.