Daily Position Changes Report for ARK Innovation ETF (ARKK)
Date: December 19, 2025
Overview
On December 19, 2025, the ARK Innovation ETF (ARKK) exhibited notable trading activity, characterized by strategic adjustments in its holdings. The most significant changes involved increased positions in Tesla Inc (TSLA) and Advanced Micro Devices Inc (AMD), while notable reductions were observed in Roku Inc (ROKU) and Coinbase Global Inc (COIN).
Detailed Summary
The ETF's total value increased, primarily driven by a substantial buy in Tesla Inc, which saw an estimated trade value increase of approximately $81.8 million, resulting in a weight increase of +1.10%. Conversely, Roku Inc experienced a reduction in weight by -0.39% due to a sell-off valued at around $25.5 million. Other notable trades included increases in positions for CRISPR Therapeutics AG (CRSP) and Shopify Inc (SHOP), while reductions were noted for Robinhood Markets Inc (HOOD) and Roblox Corp (RBLX).
Analysis and Interpretation
The decision to increase the stake in Tesla aligns with ARK's long-term bullish outlook on electric vehicles and renewable energy. The reduction in Roku and Coinbase may reflect a strategic shift away from companies facing competitive pressures or regulatory scrutiny. The overall adjustments suggest a proactive approach by ARK to capitalize on growth opportunities while managing risks associated with underperforming assets.
Position Changes Summary Table
| Ticker | Company Name | Direction | Shares Traded | Estimated Trade Value ($) | % of Portfolio Change |
|---|---|---|---|---|---|
| TSLA | Tesla Inc | Buy | N/A | $81,801,419.20 | +1.10% |
| ROKU | Roku Inc-A | Sell | N/A | -$25,527,444.81 | -0.39% |
| CRSP | CRISPR Therapeutics AG | Buy | N/A | $15,644,575.10 | +0.12% |
| COIN | Coinbase Global Inc-A | Sell | N/A | -$26,662,440.23 | -0.37% |
| SHOP | Shopify Inc-A | Buy | N/A | $10,278,606.22 | +0.15% |
| TEM | Tempus AI Inc-A | Buy | N/A | $4,397,803.01 | +0.03% |
| HOOD | Robinhood Markets Inc-A | Sell | N/A | -$9,259,578.00 | -0.08% |
| PLTR | Unknown | Buy | N/A | $2,121,077.25 | +0.03% |
| RBLX | Roblox Corp-A | Sell | N/A | -$6,157,391.84 | -0.12% |
| AMD | Advanced Micro Devices Inc | Buy | N/A | $16,684,043.67 | +0.22% |
This report captures the daily trading activity of ARKK and provides insights into the fund's investment strategy and market positioning.
Explore more exclusive insights at nextfin.ai.
