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Portolan Capital Management’s Natera NTRA Stock Holding History

Portolan Capital Management’s Portfolio NTRA Stock Details NTRA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.28M Sell
11,418
-4,170
-27% -$897K 0.12% 124
2025
Q4 		$3.57M Hold
15,588
– – 0.19% 117
2025
Q3 		$2.51M Sell
15,588
-4,971
-24% -$786K 0.14% 107
2025
Q2 		$3.47M Hold
20,559
– – 0.22% 103
2025
Q1 		$2.91M Sell
20,559
-18,035
-47% -$2.9M 0.22% 92
2024
Q4 		$6.11M Sell
38,594
-45,086
-54% -$6.57M 0.41% 79
2024
Q3 		$10.6M Sell
83,680
-82,897
-50% -$9.52M 0.77% 46
2024
Q2 		$18M Sell
166,577
-34,641
-17% -$3.52M 1.49% 16
2024
Q1 		$18.4M Buy
201,218
+108,792
+118% +$8.18M 1.4% 24
2023
Q4 		$5.79M Buy
+92,426
New +$4.62M 0.51% 70
2023
Q2 		– Sell
-151,032
Closed -$8.39M – 155
2023
Q1 		$8.39M Buy
+151,032
New +$7.25M 0.8% 39
2022
Q4 		– Sell
-311,497
Closed -$13.7M – 149
2022
Q3 		$13.7M Buy
+311,497
New +$14.8M 1.44% 17
2016
Q4 		– Sell
-549,570
Closed -$6.11M – 132
2016
Q3 		$6.11M Buy
549,570
+29,533
+6% +$333K 0.84% 46
2016
Q2 		$6.27M Buy
520,037
+262,250
+102% +$2.92M 0.9% 42
2016
Q1 		$2.45M Buy
+257,787
New +$2.18M 0.33% 93

Other funds holding NTRA

JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
DFO
Duquesne Family Office New York $3.38B AUM 61.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Portolan Capital Management's NTRA Position: Q1 2026 in Review

Portolan Capital Management reduced its Natera (NTRA) stake by 27% in Q1 2026, selling an estimated $897K and leaving 11,418 shares worth $2.28M. The position accounts for 0.12% of the portfolio, ranked #124.

Portolan Capital Management first reported a position in NTRA in Q1 2016 and has held it in 15 quarters since. The position peaked at $18.4M in Q1 2024. 761 funds tracked by Wall St. Rank hold NTRA as of Q1 2026.

  • Portolan Capital Management held 11,418 shares of Natera worth $2.28M as of Q1 2026.
  • Portolan Capital Management sold 4,170 Natera shares in Q1 2026, an estimated $897K.
  • Natera made up 0.12% of Portolan Capital Management's portfolio in Q1 2026, its #124 holding.
  • Portolan Capital Management first reported a position in Natera in Q1 2016 and has held it in 15 quarters since.
  • Portolan Capital Management's Natera position peaked at $18.4M in Q1 2024.
  • 761 funds tracked by Wall St. Rank held Natera as of Q1 2026.

Based on Portolan Capital Management's 13F filing for Q1 2026, filed 15 May 2026.